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Diffstat (limited to 'xorg-server/hw/xfree86/os-support/xf86_OSproc.h')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/xf86_OSproc.h | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/xf86_OSproc.h b/xorg-server/hw/xfree86/os-support/xf86_OSproc.h new file mode 100644 index 000000000..abf5a47c2 --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/xf86_OSproc.h @@ -0,0 +1,248 @@ +/* + * Copyright 1990, 1991 by Thomas Roell, Dinkelscherben, Germany + * Copyright 1992 by David Dawes <dawes@XFree86.org> + * Copyright 1992 by Jim Tsillas <jtsilla@damon.ccs.northeastern.edu> + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1992 by Robert Baron <Robert.Baron@ernst.mach.cs.cmu.edu> + * Copyright 1992 by Orest Zborowski <obz@eskimo.com> + * Copyright 1993 by Vrije Universiteit, The Netherlands + * Copyright 1993 by David Wexelblat <dwex@XFree86.org> + * Copyright 1994, 1996 by Holger Veit <Holger.Veit@gmd.de> + * Copyright 1994-2003 by The XFree86 Project, Inc + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of the above listed copyright holders + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. The above listed + * copyright holders make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * THE ABOVE LISTED COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDERS BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ + +/* + * The ARM32 code here carries the following copyright: + * + * Copyright 1997 + * Digital Equipment Corporation. All rights reserved. + * This software is furnished under license and may be used and copied only in + * accordance with the following terms and conditions. Subject to these + * conditions, you may download, copy, install, use, modify and distribute + * this software in source and/or binary form. No title or ownership is + * transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce and retain + * this copyright notice and list of conditions as they appear in the + * source file. + * + * 2) No right is granted to use any trade name, trademark, or logo of Digital + * Equipment Corporation. Neither the "Digital Equipment Corporation" + * name nor any trademark or logo of Digital Equipment Corporation may be + * used to endorse or promote products derived from this software without + * the prior written permission of Digital Equipment Corporation. + * + * 3) This software is provided "AS-IS" and any express or implied warranties, + * including but not limited to, any implied warranties of merchantability, + * fitness for a particular purpose, or non-infringement are disclaimed. + * In no event shall DIGITAL be liable for any damages whatsoever, and in + * particular, DIGITAL shall not be liable for special, indirect, + * consequential, or incidental damages or damages for lost profits, loss + * of revenue or loss of use, whether such damages arise in contract, + * negligence, tort, under statute, in equity, at law or otherwise, even + * if advised of the possibility of such damage. + * + */ + + +#ifndef _XF86_OSPROC_H +#define _XF86_OSPROC_H + +#ifdef XF86_OS_PRIVS +#include "xf86Pci.h" +#endif + +/* + * The actual prototypes have been pulled into this seperate file so + * that they can can be used without pulling in all of the OS specific + * stuff like sys/stat.h, etc. This casues problem for loadable modules. + */ + +/* + * Flags for xf86MapVidMem(). Multiple flags can be or'd together. The + * flags may be used as hints. For example it would be permissible to + * enable write combining for memory marked only for framebuffer use. + */ + +#define VIDMEM_FRAMEBUFFER 0x01 /* memory for framebuffer use */ +#define VIDMEM_MMIO 0x02 /* memory for I/O use */ +#define VIDMEM_MMIO_32BIT 0x04 /* memory accesses >= 32bit */ +#define VIDMEM_READSIDEEFFECT 0x08 /* reads can have side-effects */ +#define VIDMEM_SPARSE 0x10 /* sparse mapping required + * assumed when VIDMEM_MMIO is + * set. May be used with + * VIDMEM_FRAMEBUFFER) */ +#define VIDMEM_READONLY 0x20 /* read-only mapping + * used when reading BIOS images + * through xf86MapVidMem() */ + +/* + * OS-independent modem state flags for xf86SetSerialModemState() and + * xf86GetSerialModemState(). + */ +#define XF86_M_LE 0x001 /* line enable */ +#define XF86_M_DTR 0x002 /* data terminal ready */ +#define XF86_M_RTS 0x004 /* request to send */ +#define XF86_M_ST 0x008 /* secondary transmit */ +#define XF86_M_SR 0x010 /* secondary receive */ +#define XF86_M_CTS 0x020 /* clear to send */ +#define XF86_M_CAR 0x040 /* carrier detect */ +#define XF86_M_RNG 0x080 /* ring */ +#define XF86_M_DSR 0x100 /* data set ready */ + +#ifdef XF86_OS_PRIVS +extern void xf86WrapperInit(void); +#endif + +#ifndef NO_OSLIB_PROTOTYPES +/* + * This is to prevent re-entrancy to FatalError() when aborting. + * Anything that can be called as a result of AbortDDX() should use this + * instead of FatalError(). + */ + +#define xf86FatalError(a, b) \ + if (dispatchException & DE_TERMINATE) { \ + ErrorF(a, b); \ + ErrorF("\n"); \ + return; \ + } else FatalError(a, b) + +/***************************************************************************/ +/* Prototypes */ +/***************************************************************************/ + +#include <X11/Xfuncproto.h> +#include "opaque.h" + +_XFUNCPROTOBEGIN + +/* public functions */ +extern Bool xf86LinearVidMem(void); +extern Bool xf86CheckMTRR(int); +extern pointer xf86MapVidMem(int, int, unsigned long, unsigned long); +extern void xf86UnMapVidMem(int, pointer, unsigned long); +extern void xf86MapReadSideEffects(int, int, pointer, unsigned long); +extern int xf86ReadBIOS(unsigned long, unsigned long, unsigned char *, int); +extern Bool xf86EnableIO(void); +extern void xf86DisableIO(void); +extern Bool xf86DisableInterrupts(void); +extern void xf86EnableInterrupts(void); +extern void xf86SetTVOut(int); +extern void xf86SetRGBOut(void); +extern void xf86OSRingBell(int, int, int); +#if defined(QNX4) +#pragma aux xf86BusToMem modify [eax ebx ecx edx esi edi]; +#pragma aux xf86MemToBus modify [eax ebx ecx edx esi edi]; +#endif +extern void xf86BusToMem(unsigned char *, unsigned char *, int); +extern void xf86MemToBus(unsigned char *, unsigned char *, int); +extern void xf86IODelay(void); +extern void xf86UDelay(long usec); +extern void xf86SetReallySlowBcopy(void); +extern void xf86SlowBcopy(unsigned char *, unsigned char *, int); +extern int xf86OpenSerial(pointer options); +extern int xf86SetSerial(int fd, pointer options); +extern int xf86SetSerialSpeed(int fd, int speed); +extern int xf86ReadSerial(int fd, void *buf, int count); +extern int xf86WriteSerial(int fd, const void *buf, int count); +extern int xf86CloseSerial(int fd); +extern int xf86FlushInput(int fd); +extern int xf86WaitForInput(int fd, int timeout); +extern int xf86SerialSendBreak(int fd, int duration); +extern int xf86SetSerialModemState(int fd, int state); +extern int xf86GetSerialModemState(int fd); +extern int xf86SerialModemSetBits(int fd, int bits); +extern int xf86SerialModemClearBits(int fd, int bits); +extern int xf86LoadKernelModule(const char *pathname); +extern void xf86RingBell(int volume, int pitch, int duration); + +/* AGP GART interface */ + +typedef struct _AgpInfo { + CARD32 bridgeId; + CARD32 agpMode; + unsigned long base; + unsigned long size; + unsigned long totalPages; + unsigned long systemPages; + unsigned long usedPages; +} AgpInfo, *AgpInfoPtr; + +extern Bool xf86AgpGARTSupported(void); +extern AgpInfoPtr xf86GetAGPInfo(int screenNum); +extern Bool xf86AcquireGART(int screenNum); +extern Bool xf86ReleaseGART(int screenNum); +extern int xf86AllocateGARTMemory(int screenNum, unsigned long size, int type, + unsigned long *physical); +extern Bool xf86DeallocateGARTMemory(int screenNum, int key); +extern Bool xf86BindGARTMemory(int screenNum, int key, unsigned long offset); +extern Bool xf86UnbindGARTMemory(int screenNum, int key); +extern Bool xf86EnableAGP(int screenNum, CARD32 mode); +extern Bool xf86GARTCloseScreen(int screenNum); + +/* These routines are in shared/sigio.c and are not loaded as part of the + module. These routines are small, and the code if very POSIX-signal (or + OS-signal) specific, so it seemed better to provide more complex + wrappers than to wrap each individual function called. */ +extern int xf86InstallSIGIOHandler(int fd, void (*f)(int, void *), void *); +extern int xf86RemoveSIGIOHandler(int fd); +extern int xf86BlockSIGIO (void); +extern void xf86UnblockSIGIO (int); +extern void xf86AssertBlockedSIGIO (char *); +extern Bool xf86SIGIOSupported (void); + +#ifdef XF86_OS_PRIVS +typedef void (*PMClose)(void); +extern void xf86OpenConsole(void); +extern void xf86CloseConsole(void); +extern Bool xf86VTSwitchPending(void); +extern Bool xf86VTSwitchAway(void); +extern Bool xf86VTSwitchTo(void); +extern void xf86VTRequest(int sig); +extern int xf86ProcessArgument(int, char **, int); +extern void xf86UseMsg(void); +extern void xf86ReloadInputDevs(int sig); +extern PMClose xf86OSPMOpen(void); + +#ifdef NEED_OS_RAC_PROTOS +/* RAC-related privs */ +/* internal to os-support layer */ +resPtr xf86StdAccResFromOS(resPtr ret); + +/* available to the common layer */ +resPtr xf86AccResFromOS(resPtr ret); +#endif /* NEED_OS_RAC_PROTOS */ + +extern unsigned long xf86GetOSOffsetFromPCI(PCITAG tag, int space, unsigned long base); + +extern void xf86MakeNewMapping(int, int, unsigned long, unsigned long, pointer); +extern void xf86InitVidMem(void); + +#endif /* XF86_OS_PRIVS */ + + +_XFUNCPROTOEND +#endif /* NO_OSLIB_PROTOTYPES */ + +#endif /* _XF86_OSPROC_H */ |